The following keyword changes are necessary to proceed:
#required by x11-libs/pango-1.29.4, required by x11-libs/gtk+-2.24.10-r1, required by dev-java/icedtea-bin-6.1.11.3[X], required by virtual/jdk-1.6.0-r1, required by media-libs/libjpeg-turbo-1.2.1[java], required by virtual/jpeg-0, required by net-print/cups-1.5.2-r4, required by net-print/foomatic-filters-4.0.16[cups], required by net-print/foomatic-db-engine-4.0.7, required by net-print/foomatic-db-4.0.20110506, required by @selected, required by @world (argument)
=x11-libs/cairo-1.12.2-r2 ~x86

The following mask changes are necessary to proceed:
#required by x11-libs/pango-1.29.4, required by x11-libs/gtk+-2.24.10-r1, required by dev-java/icedtea-bin-6.1.11.3[X], required by virtual/jdk-1.6.0-r1, required by media-libs/libjpeg-turbo-1.2.1[java], required by virtual/jpeg-0, required by net-print/cups-1.5.2-r4, required by net-print/foomatic-filters-4.0.16[cups], required by net-print/foomatic-db-engine-4.0.7, required by net-print/foomatic-db-4.0.20110506, required by @selected, required by @world (argument)
# /etc/portage/package.mask:
=x11-libs/cairo-1.12.2-r2

The following USE changes are necessary to proceed:
#required by x11-libs/gtk+-2.24.10-r1, required by dev-java/icedtea-bin-6.1.11.3[X], required by virtual/jdk-1.6.0-r1, required by media-libs/libjpeg-turbo-1.2.1[java], required by virtual/jpeg-0, required by net-print/cups-1.5.2-r4, required by net-print/foomatic-filters-4.0.16[cups], required by net-print/foomatic-db-engine-4.0.7, required by net-print/foomatic-db-4.0.20110506, required by @selected, required by @world (argument)
=x11-libs/cairo-1.12.2-r2 X